Pith Number

pith:T33I6MXE

pith:2013:T33I6MXEZYTX3JXVC6BHKORM5U

not attested not anchored not stored refs pending

The VIMOS Public Extragalactic Redshift Survey (VIPERS). A Support Vector Machine classification of galaxies, stars and AGNs

A. Burden, A. Cappi, A. Fritz, A. Iovino, A. Marchetti, A. Pollo, A. Solarz, A. Zanichelli, B. Garilli, B. R. Granett, C. Adami, C. Di Porto, C. Marinoni, D. Bottini, D. Maccagni, D. Vergani, E. Branchini, F. Marulli, G. De Lucia, G. Zamorani, H. J. McCracken, H. Schlagenhaufer, I. Davidzon, J. A. Peacock, J. Bel, J. Coupon, J. Krywult, K. Malek, L. A. M. Tasca, L. Guzzo, L. Moscardini, L. Paioro, M. Bolzonella, M. Fumana, M. Polletta, M. Scodeggio, M. Wolk, O. Cucciati, O. Ilbert, O. Le Fevre, P. Franzetti, R. C. Nichol, R. Tojeiro, S. Arnouts, S. de la Torre, S. Phleps, U. Abbas, V. Le Brun, W. J. Percival, Y. Mellier

arxiv:1303.2621 v3 · 2013-03-11 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T33I6MXEZYTX3JXVC6BHKORM5U}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:14:52.810328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ef68f32e4ce277da6f51782753a2ced2e979b9e6f38617c28291ca48baddf72

Aliases

arxiv: 1303.2621 · arxiv_version: 1303.2621v3 · doi: 10.48550/arxiv.1303.2621 · pith_short_12: T33I6MXEZYTX · pith_short_16: T33I6MXEZYTX3JXV · pith_short_8: T33I6MXE

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/T33I6MXEZYTX3JXVC6BHKORM5U \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 9ef68f32e4ce277da6f51782753a2ced2e979b9e6f38617c28291ca48baddf72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "117a8c2d2568915823da2b2198fe6e9a27abf1781f9b7abbbc3c53d42fc30668",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-03-11T19:06:04Z",
    "title_canon_sha256": "396e5fa7940765f4ab4e0b0dd1bdfc3967d2d07ffdfc08b5ed0a8e79bb768e37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.2621",
    "kind": "arxiv",
    "version": 3
  }
}